18773490540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{104681}}^1$

素因数の和:104768

約数の個数: 144

約数和(自身を含む): 62150959584

約数和(自身を除く): 43377469044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 244, 245, 294, 305, 366, 420, 427, 490, 588, 610, 732, 735, 854, 915, 980, 1220, 1281, 1470, 1708, 1830, 2135, 2562, 2940, 2989, 3660, 4270, 5124, 5978, 6405, 8540, 8967, 11956, 12810, 14945, 17934, 25620, 29890, 35868, 44835, 59780, 89670, 104681, 179340, 209362, 314043, 418724, 523405, 628086, 732767, 1046810, 1256172, 1465534, 1570215, 2093620, 2198301, 2931068, 3140430, 3663835, 4396602, 5129369, 6280860, 6385541, 7327670, 8793204, 10258738, 10991505, 12771082, 14655340, 15388107, 19156623, 20517476, 21983010, 25542164, 25646845, 30776214, 31927705, 38313246, 43966020, 44698787, 51293690, 61552428, 63855410, 76626492, 76940535, 89397574, 95783115, 102587380, 127710820, 134096361, 153881070, 178795148, 191566230, 223493935, 268192722, 307762140, 312891509, 383132460, 446987870, 536385444, 625783018, 670481805, 893975740, 938674527, 1251566036, 1340963610, 1564457545, 1877349054, 2681927220, 3128915090, 3754698108, 4693372635, 6257830180, 9386745270, 18773490540]

約数ペア:

[(1, 18773490540), (2, 9386745270), (3, 6257830180), (4, 4693372635), (5, 3754698108), (6, 3128915090), (7, 2681927220), (10, 1877349054), (12, 1564457545), (14, 1340963610), (15, 1251566036), (20, 938674527), (21, 893975740), (28, 670481805), (30, 625783018), (35, 536385444), (42, 446987870), (49, 383132460), (60, 312891509), (61, 307762140), (70, 268192722), (84, 223493935), (98, 191566230), (105, 178795148), (122, 153881070), (140, 134096361), (147, 127710820), (183, 102587380), (196, 95783115), (210, 89397574), (244, 76940535), (245, 76626492), (294, 63855410), (305, 61552428), (366, 51293690), (420, 44698787), (427, 43966020), (490, 38313246), (588, 31927705), (610, 30776214), (732, 25646845), (735, 25542164), (854, 21983010), (915, 20517476), (980, 19156623), (1220, 15388107), (1281, 14655340), (1470, 12771082), (1708, 10991505), (1830, 10258738), (2135, 8793204), (2562, 7327670), (2940, 6385541), (2989, 6280860), (3660, 5129369), (4270, 4396602), (5124, 3663835), (5978, 3140430), (6405, 2931068), (8540, 2198301), (8967, 2093620), (11956, 1570215), (12810, 1465534), (14945, 1256172), (17934, 1046810), (25620, 732767), (29890, 628086), (35868, 523405), (44835, 418724), (59780, 314043), (89670, 209362), (104681, 179340)]